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Originally posted by 千零 at 2005/4/29 17:37: http://ww123.net/baby/viewthread ... 7%B9%D7%B6%A8%C2%DB
Originally posted by amy妈 at 2005/5/5 14:00: Amy倒是学了点珠心算后竖式也开窍了。看来珠心算学一点就够了,没必要拼命去学。